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Bug 1459965

Summary: repl-monitor - matches null string many times in regex
Product: Red Hat Enterprise Linux 7 Reporter: Marc Sauton <msauton>
Component: 389-ds-baseAssignee: mreynolds
Status: CLOSED ERRATA QA Contact: Viktor Ashirov <vashirov>
Severity: low Docs Contact:
Priority: medium    
Version: 7.3CC: amsharma, nkinder, rmeggins
Target Milestone: rc   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: 389-ds-base-1.3.7.5-5.el7 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2018-04-10 14:16:50 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description Marc Sauton 2017-06-08 17:02:25 UTC
Description of problem:

/usr/bin/repl-monitor.pl from 1.3.5.10-18.el7_3 and perl-5 works OK , but has those messages that did not exist on RHEL-6 and earlier:

^* matches null string many times in regex; marked by <-- HERE in m/^* <-- HERE (\.[^:]+)*:[0-9]+\D/ at /usr/bin/repl-monitor.pl line 1071.
^* matches null string many times in regex; marked by <-- HERE in m/^* <-- HERE (\.[^:]+)*:\*:/ at /usr/bin/repl-monitor.pl line 1071.

this is a report associated with a customer request, for a possible regression.


Version-Release number of selected component (if applicable):
389-ds-base-1.3.5.10-18.el7_3.x86_64
redhat-release-server-7.3-7.el7.x86_64
perl-5.16.3-291.el7.x86_64


How reproducible:
consistently


Steps to Reproduce:

1. create a config file, for example:
cat << EOF > ./repl-monitor.conf
[connection]
*:*:*:password:

[alias]
m1 = ipaserver1.example.com:389
m2 = ipaserver2.example.com:389

[color]
0 = #ccffcc
5 = #FFFFCC
60 = #FFCCCC

EOF


2. run the tool
/usr/bin/repl-monitor.pl -h ipaserver1.example.com -p 389 -f ~/repl-monitor.conf > ~/t.html

3. verify result, looked OK:
elinks t.html -dump > t.html.elinks.output.txt
less t.html.elinks.output.txt
...snip...
                     Supplier:  ipaserver1.example.com:389

                                       Replica ID: 4 Replica Root: dc=example,dc=com Max CSN: 59397e81000000040000 (06/08/2017 16:42:41)
...snip...



Actual results:

tools works ok, but report of

^* matches null string many times in regex; marked by <-- HERE in m/^* <-- HERE (\.[^:]+)*:[0-9]+\D/ at /usr/bin/repl-monitor.pl line 1071.
^* matches null string many times in regex; marked by <-- HERE in m/^* <-- HERE (\.[^:]+)*:\*:/ at /usr/bin/repl-monitor.pl line 1071.


Expected results:


Additional info:

Comment 2 mreynolds 2017-10-02 20:16:58 UTC
Upstream ticket:
https://pagure.io/389-ds-base/issue/49388

Comment 4 Amita Sharma 2017-10-24 13:55:07 UTC
[root@qeos-46 replication]# rpm -qa | grep 389
389-ds-base-libs-1.3.7.5-6.el7.x86_64
389-ds-base-1.3.7.5-6.el7.x86_64
389-ds-base-snmp-1.3.7.5-6.el7.x86_64
389-ds-base-debuginfo-1.3.7.5-6.el7.x86_64

[root@qeos-46 replication]# vim repl-monitor.conf
[root@qeos-46 replication]# /usr/bin/repl-monitor.pl -h localhost -p 39001 -f repl-monitor.conf > t.html
[root@qeos-46 replication]# elinks t.html -dump > t.html.elinks.output.txt
[root@qeos-46 replication]# less t.html.elinks.output.txt
[root@qeos-46 replication]# cat t.html.elinks.output.txt
    Tue Oct 24 2017 09:25:15    Directory Server Replication     Version 1.1
                                           Status

                                 Time Lag Legend:

                            Within   Within   Over 60  Server
                   Unknown     5       60     minutes   n/a
                            minutes  minutes

   --------------------------------------------------------------------------

                                 Supplier:  m1

            Replica ID: 1 Replica Root: dc=example,dc=com Max CSN: 59ef2de3000700010000 (10/24/2017 08:11:15 7 0)
      Consumer       Time   Supplier     Consumer    Last Modify  Supplier  Sent/Skipped    Update       Update      Update    Schedule  SSL?
                     Lag     Max CSN      Max CSN       Time                                Status      Started      Ended
                                                                                          Error (0)
                                                                                          No
                                                                                          replication
 [1]localhost:39002  n/a   Unavailable  Unavailable  Unavailable     m1     0 / 0         sessions     12/31/1969  12/31/1969  always    n
 Type: Unavailable                                                                        started      19:00:00    19:00:00    in sync
                                                                                          since
                                                                                          server
                                                                                          startup
                                                                                          Error (0)
                                                                                          No
                                                                                          replication
 [2]localhost:39003  n/a   Unavailable  Unavailable  Unavailable     m1     0 / 0         sessions     12/31/1969  12/31/1969  always    n
 Type: Unavailable                                                                        started      19:00:00    19:00:00    in sync
                                                                                          since
                                                                                          server
                                                                                          startup
                                                                                          Error (0)
                                                                                          No
                                                                                          replication
 [3]localhost:39004  n/a   Unavailable  Unavailable  Unavailable     m1     0 / 0         sessions     12/31/1969  12/31/1969  always    n
 Type: Unavailable                                                                        started      19:00:00    19:00:00    in sync
                                                                                          since
                                                                                          server
                                                                                          startup

References


No error found.

Comment 7 errata-xmlrpc 2018-04-10 14:16:50 UTC
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2018:0811